Home / 124,944.75-187,436.63-40,685.04

Finding the Fourth Proportional to 124,944.75, 187,436.63 and 40,685.04

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Solution

The fourth proportional to 124,944.75, 187,436.63 and 40,685.04 is: 61,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,944.75 : 187,436.63 = 40,685.04 : x
  2. Step 2: Convert to fraction form
    124,944.75/187,436.63 = 40,685.04/x
  3. Step 3: Cross multiply
    124,944.75x = 187,436.63 × 40,685.04
  4. Step 4: Simplify right side
    124,944.75x = 7,625,866,890.73
  5. Step 5: Solve for x
    x = 7,625,866,890.73/124,944.75
  6. Step 6: Final answer
    x = 61,033.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.